Home
Class 12
PHYSICS
What is the difference between electric ...

What is the difference between electric current and electric current density?

Promotional Banner

Topper's Solved these Questions

  • COMMUNICATION SYSTEM

    R G PUBLICATION|Exercise EXERCISE|62 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    R G PUBLICATION|Exercise EXERCISE|79 Videos

Similar Questions

Explore conceptually related problems

Give difference between displacement current and conduction current.

What is the direction of flow of electric current in an electric circuit?

What is the basic difference between charged capacitor and electric cell.

What is the basic difference between magnetic and electric lines of force?

What is needed to cause an electric current?

What is the phase difference between voltage and current in L-C-R circuit at resonance?

What is an electric charge ?

What is meant by Heating effect of electric current.

R G PUBLICATION-CURRENT ELECTRICITY-EXERCISE
  1. Write an expression for the ratio of resistance in balanced Wheatstone...

    Text Solution

    |

  2. What is meant by free electron of a conductor?

    Text Solution

    |

  3. What is the difference between electric current and electric current d...

    Text Solution

    |

  4. What is a shunt? What is its use?

    Text Solution

    |

  5. What is electic current?

    Text Solution

    |

  6. Show that for a conductor R = P l/A where L is the length and A is the...

    Text Solution

    |

  7. What is the resistivity and current density? Give their SI unit.

    Text Solution

    |

  8. Define conductivity.

    Text Solution

    |

  9. What is the drift velocity of electrons in a conductor? Establish the ...

    Text Solution

    |

  10. What is mobility?Give its SI unit.

    Text Solution

    |

  11. Draw the characteristic curve of a diode of voltage V versus current I...

    Text Solution

    |

  12. What is resistors? Why resistors are made mostly from carbon?

    Text Solution

    |

  13. Distinguish between conductors and insulators .Give examples.

    Text Solution

    |

  14. What is semiconductors? Give examples.

    Text Solution

    |

  15. "To reduce power dissipation in the connecting wires between different...

    Text Solution

    |

  16. What is internal resistance of a cell?

    Text Solution

    |

  17. State and explain Kirchhoff's rules used for analysis of an electric c...

    Text Solution

    |

  18. State and explain Kirchhoff's rules used for analysis of an electric c...

    Text Solution

    |

  19. Give the experimental procedure to find out the internal resistance o...

    Text Solution

    |

  20. What is the principle of a meter bridge.

    Text Solution

    |